The San Francisco-based Billboard Liberation Front has been transforming the world of advertising since 1977. When Austrian art-pranksters and regular BBtv guests monochrom recently visited the United States to spread their Sculpture Mob dogma, a historic meeting with the elusive BLF took place. Boing Boing tv's hidden cameras captured everything.

And in part two of today's BBtv episode, Xeni travels with the BLF and monochrom to document their first-ever joint exploit to build "The Great Firewall of China" around one of the Google signs on the internet giant's Mountain View campus. Hijinks ensued; dogs, cops, and GOOG security guards pursued; TV news crews newsed.
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